* Support the N64 rom size up to 512M* Support all save type perfectly included the flash save, not need the same save type N64 game cart to work together* Support 100% N64 games perfectly* Download games from PC to NEO2 cart directly via USB port* Upload/overwrite game save to PC via USB directly* Multi-CIC support, can use any N64 cart to boot Neo Myth on N64 console* Support Multi games, can download 2 games at the same time and swap the game via switch* Can select the N64 menu run from Neo2 game cart or N64 inner menu flash (under developing still)* Upgradeable! Support upgrade the N64 Myth cart CPLD logic core through the NDP upgrade kit